Jujutsu Kaisen 0: Tokyo Metropolitan Jujutsu Technical School. Dazzling Darkness

Yuta Okkotsu is a young man with an unfortunate fate: his beloved Rika Orimoto died in an accident, yet her soul could not find peace... And now Rika follows Yuta everywhere as a cursed spirit that cannot be subdued or controlled.
The desperate young man decides to lock himself in a dark room, fearing to hurt those around him. But help comes from where he least expected: a sorcerer named Satoru Gojo offers Yuta to enroll in Tokyo Metropolitan Jujutsu Technical School, where he will learn to control his own curse.
Yuta accepts the offer, unaware that he will soon be drawn into the looming war of sorcerers...